Vicissitudinary
a. 交替的,輪流的
??? 情景例句
The global economy helps make the world smaller and smaller.
在全球經濟的推動上，世界變得越來越小。
A burden of one's choice is not felt.
自己選的擔子不嫌重。
After that they pressed a piece of paper on top, and printed a whole page of a book.
然后，再把一張紙壓在上面，就印出了一整頁書。